Home / 1,775,884.60-2,666,678.10-1,644,902.20

Finding the Fourth Proportional to 1,775,884.60, 2,666,678.10 and 1,644,902.20

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Solution

The fourth proportional to 1,775,884.60, 2,666,678.10 and 1,644,902.20 is: 2,469,994.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,884.60 : 2,666,678.10 = 1,644,902.20 : x
  2. Step 2: Convert to fraction form
    1,775,884.60/2,666,678.10 = 1,644,902.20/x
  3. Step 3: Cross multiply
    1,775,884.60x = 2,666,678.10 × 1,644,902.20
  4. Step 4: Simplify right side
    1,775,884.60x = 4,386,424,673,381.82
  5. Step 5: Solve for x
    x = 4,386,424,673,381.82/1,775,884.60
  6. Step 6: Final answer
    x = 2,469,994.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.